# Distance from Seoul (ICN) to Sakon Nakhon Airport (SNO)

> 3,137 km · estimated flight time 5h · Medium-haul route.

## Summary

- **Distance**: 3,137 km / 1,949 mi / 1,694 nm
- **Estimated flight time**: 5h
- **Heading**: 230° (southwest)
- **Return heading**: 40° (northeast)
- **Classification**: Medium-haul
- **Type**: International (South Korea) → Thailand
- **Time difference**: -2h (When it's 10:09 in Seoul, it's 08:09 in Sakon Nakhon Airport)
- **Elevation difference**: 506 ft (SNO is higher than ICN)

## Airports

### [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)

- City: Seoul, South Korea
- ICAO: RKSI
- Timezone: Asia/Seoul
- Coordinates: 37.470000, 126.450000
- Elevation: 23 ft

### [Sakon Nakhon Airport (SNO)](https://www.flightduration.online/airport/sno-sakon-nakhon-airport/1ef266df-f5c1-62ee-80fa-06bb2780ed98)

- City: Sakon Nakhon Airport, Thailand
- ICAO: VTUI
- Timezone: Asia/Bangkok
- Coordinates: 17.200000, 104.120000
- Elevation: 529 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 10:09 in Seoul, it's 08:09 in Sakon Nakhon Airport.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Sakon Nakhon Airport (SNO)](https://www.flightduration.online/airport/sno-sakon-nakhon-airport/1ef266df-f5c1-62ee-80fa-06bb2780ed98)
- [Flight duration calculator](/#calculator)